Hydroxypropylated quaternary ammonium derivatives having an...

C - Chemistry – Metallurgy – 07 – C

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C07C 219/06 (2006.01) C07C 219/08 (2006.01) C07C 305/02 (2006.01) C07C 309/64 (2006.01) C07F 9/09 (2006.01) A61K 7/06 (1995.01) A61K 7/48 (1995.01)

Patent

CA 2222361

The invention relates to novel derivatives of hydroxypropylated quaternary ammonium having a fatty-acid ester function of the following formula (I): (see Fig. I) wherein R represents a branched C7-C35 alkyl chain; R1, R2 and R3, identical or different, represent a C1-C18 alkyl chain; X represents a halide or anion selected from the group comprised of: (see Fig. II); (see Fig. III) and (see Fig. IV) wherein R4 and R5, identical or different, represent a C1-C8 alkyl chain. The present invention relates to cosmetic or dermatological compositions containing these compounds and, in particular, hair products in which the quaternary derivatives are used as conditioning agents improving the condition of the hair surface and protecting them from the action of atmospheric agents or mechanical or chemical treatments.

L'invention concerne de nouveaux dérivés d'ammoniums quaternaires hydroxypropylés à fonction ester d'acide gras de formule (I) suivante: (voir fig. I) dans laquelle R désigne une chaîne alkyle ramifiée en C7-C35; R1, R2 et R3, identiques ou différents, désignent une chaîne alkyle en C1-C18; X désigne un halogénure ou un anion choisi dans le groupe constitué par: (voir fig. II); (voir fig. III) et (voir fig. IV) dans lesquels R4 et R5, identiques ou différents, désignent une chaîne alkyle en C1-C8. La présente demande a pour objet des compositions cosmétiques ou dermatologiquescontenant ces composés et en particulier des produits capillaires dans lesquels les dérivés quaternaires sont utilisés comme agents de traitement améliorant l'état de surface des cheveux ainsi que leur protection sous l'action d'agents atmosphériques ou des traitements mécaniques ou chimiques.

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